1

Main unit

Scans the original in the scanner section, and prints a scanned image in the printer section.

This unit is referred to as "this machine" or "the main unit" in the manual.

2

Authentication Unit AU-102

Performs user authentication by scanning vein patterns in the finger.

Working Table WT-P03 is required to install Authentication Unit AU-102. When Finisher FS-P04 is used, it can also be installed on the table included with this product.

This unit is referred to as Biometric Authentication Unit in the manual.

3

Working Table WT-P03

Provides an area to temporarily place an original or other materials. This is also used when Authentication Unit AU-102 is installed.

Finisher FS-P04 can be installed as needed.

4

Keyboard Holder KH-P02

Install this holder to use an external keyboard.

For details on external keyboards, contact your service representative.

5

Finisher FS-P04

Staples the printed sheets.

For staples, use Staple Kit SK-501.

For details on how to use Finisher FS-P04, refer to How to Use the Finisher.

6

Keypad KP-102

It is equipped on the side of the Control Panel.

Allows you to operate this machine or enter a number by using hardware keys.

7

Paper Feed Unit PF-P25/PF-P22

Adjust the height of this machine to suit your conditions.

Paper Feed Unit PF-P22 is only available in some areas.

8

Paper Feed Unit PF-P28/PF-P27

Paper Feed Unit PF-P28 can contain up to 500 legal-size sheets.

Paper Feed Unit PF-P27 can contain up to 500 A4-size sheets.

Up to three levels can be added.

Paper Feed Unit PF-P27 is only available in some areas.

9

Desk DK-P05/DK-P04

Used to install this machine on the floor.

This unit is referred to as Desk in the manual.

Desk DK-P04 is only available in some areas.

10

Clean Unit CU-204

Collects small particles (UFP) generated in this machine to prevent them from escaping this machine.

Clean Unit CU-204 is only available in some areas.

1

Fax Kit FK-517

Used to operate this machine as a fax machine.

In some areas, bizhub C4051i provides Fax Kit FK-517 as standard.

2

Local Interface Kit EK-P08

Install this unit when using the voice guidance function.

The speaker and USB port are added.

This unit is referred to as Local Interface Kit in the manual.

3

Local Interface Kit EK-P09

Install this unit when using the voice guidance function or the connection function with a Bluetooth LE-compatible iOS terminal.

The speaker, USB port, and receiving device for Bluetooth LE communication are added.

This unit is referred to as Local Interface Kit or Local Interface Kit (voice guidance / Bluetooth LE compatible) in the manual.

4

Local Interface Kit EK-P11

Install this unit to use the remote diagnosis system.

Used to add an RS-232C port.

5

i-Option LK-104

Allows you to add the voice guidance function.

6

i-Option LK-105

Allows you to add the searchable PDF function.

7

i-Option LK-106

Used to add a bar code font that is one of the special fonts.

8

i-Option LK-107

Used to add a Unicode font that is one of the special fonts.

9

i-Option LK-108

Used to add an OCR font that is one of the special fonts.

In the standard, the OCR-B font (PostScript) is available. Installing this option allows a use of the OCR-A font (PCL).

10

i-Option LK-110

Allows you to convert a file into the DOCX or XLSX type or generate a high functionality and the high-quality data generation function.

This option includes the function licenses for i-Option LK-105. To purchase this option, you do not need to purchase i-Option LK-105.

11

i-Option LK-111

Allows you to add the ThinPrint function.

12

i-Option LK-114

Allows you to add the serverless pull printing function.

13

i-Option LK-115

Allows you to add TPM (Trusted Platform Module). Security enhancement is realized by encrypting confidential information such as certificates and passwords of this machine.

14

i-Option LK-116

Allows you to add the virus scan function.

15

i-Option LK-117

Allows you to add the IP fax (SIP) function.

16

Upgrade Kit UK-221

Allows you to use this machine in a wireless network environment.

This unit is referred to as Wireless LAN Interface Kit in the manual.

In some areas, Upgrade Kit UK-221 is provided as standard.

17

Upgrade Kit UK-P19

This unit allows you to detect that pages of the original are multiplexed on the ADF.

This unit is referred to as Double feed detection Kit in the manual.

18

Mount Kit MK-P08

Required to have IC Card Authentication Unit built in to the main unit.

19

Mount Kit MK-P09

Required to use Clean Unit CU-204.

Mount Kit MK-P09 is only available in some areas.

20

Expanded Memory Unit EM-908

Adds the storage to this machine.

To use this unit, update firmware of this machine. For details, contact your service representative.